diff --git a/.basedpyright/baseline.json b/.basedpyright/baseline.json
index f240e967..ed1954a0 100644
--- a/.basedpyright/baseline.json
+++ b/.basedpyright/baseline.json
@@ -1081,6 +1081,54 @@
             }
         ],
         "./grudge/geometry/metrics.py": [
+            {
+                "code": "reportUnknownVariableType",
+                "range": {
+                    "startColumn": 26,
+                    "endColumn": 29,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownVariableType",
+                "range": {
+                    "startColumn": 15,
+                    "endColumn": 30,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownVariableType",
+                "range": {
+                    "startColumn": 4,
+                    "endColumn": 27,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownMemberType",
+                "range": {
+                    "startColumn": 30,
+                    "endColumn": 9,
+                    "lineCount": 6
+                }
+            },
+            {
+                "code": "reportUnknownMemberType",
+                "range": {
+                    "startColumn": 11,
+                    "endColumn": 86,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportUnknownVariableType",
+                "range": {
+                    "startColumn": 11,
+                    "endColumn": 88,
+                    "lineCount": 1
+                }
+            },
             {
                 "code": "reportArgumentType",
                 "range": {
@@ -8565,6 +8613,24 @@
                     "lineCount": 1
                 }
             }
+        ],
+        "./test/test_op.py": [
+            {
+                "code": "reportGeneralTypeIssues",
+                "range": {
+                    "startColumn": 40,
+                    "endColumn": 41,
+                    "lineCount": 1
+                }
+            },
+            {
+                "code": "reportGeneralTypeIssues",
+                "range": {
+                    "startColumn": 53,
+                    "endColumn": 58,
+                    "lineCount": 1
+                }
+            }
         ]
     }
 }
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 2049bcbe..12478494 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,6 +33,7 @@ run-debug-*
 
 .cache
 .pytest_cache
+.venv
 
 # pylint stuff
 .pylintrc.yml
diff --git a/pyproject.toml b/pyproject.toml
index 8f4c2d1c..c4ed31dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -158,6 +158,7 @@ reportImportCycles = "none"
 exclude = [
     "doc",
     ".conda-root",
+    ".venv",
 ]
 
 pythonVersion = "3.10"
@@ -204,4 +205,3 @@ reportPossiblyUnboundVariable = "hint"
 reportPrivateUsage = "none"
 reportUnusedImport = "hint"
 reportIndexIssue = "hint"
-